The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 14, 2022
Filed:
Feb. 28, 2020
Ttm Technologies, Inc., St. Louis, MO (US);
Chong Mei, Jamesville, NY (US);
Omar Eldaiki, East Syracuse, NY (US);
Samir Tozin, East Syracuse, NY (US);
TTM Technologies Inc., St. Louis, MO (US);
Abstract
A directional coupler may include a first coupled section comprising a first and a second coupled transmission lines, the first coupled transmission line having a first end coupled to an input port. The directional coupler may also include a second coupled section comprising a first and a second coupled transmission lines. The directional coupler may also include a third coupled section comprising a first and a second coupled transmission lines. The first coupled transmission line of the third coupled section has a first end coupled to a second end of the second coupled transmission line of the second coupled section and a second end coupled to an output port. The directional coupler may further include a delay section. A total electrical length of the first coupled section, the second coupled section, the third coupled section, and the delay section is about 90 degrees.